Compare Claude Opus 4.1 by Anthropic against Gemini 1.5 Pro by Google AI, context windows of 200K vs 1.0M, tested across 6 shared challenges. Updated February 2026.
6 challenges
Tests an AI's ability to solve a simple but potentially confusing logic puzzle
Let me work through this step-by-step.
Sally has 3 brothers.
Each of Sally's brothers has 2 sisters.
Since Sally is a girl, she is one of the sisters that each brother has.
If each brother has 2 sisters total, and Sally is one of them, then there must be 1 other sister besides Sally.
Therefore, Sally has 1 sister.
Sally has one sister. Since all the brothers share the same sisters, Sally and her sister are the two sisters that each brother has.
Tests an AI's ability to generate a complete, working landing page
Tests an AI's UI design skills with theming support
Create a starter plan for improving long-term health.
Start small and build consistency with these three pillars:
Print or save this simple tracker:
□ Ate vegetables at 2+ meals
□ Completed daily walk
□ Followed bedtime routine
□ Drank 6+ glasses of water
□ Celebrated one small win!
✅ Start where you are - If 10 minutes feels like too much, start with 5
✅ Stack habits - Attach new habits to existing ones (walk after morning coffee)
✅ Track visually - Use a calendar to mark successful days with an X
✅ Prepare for obstacles - Keep walking shoes in your car, healthy snacks visible
✅ Find accountability - Tell someone about your plan or find a buddy
After 30 days, reward yourself (non-food reward!) and assess:
Remember: This month is about building sustainable habits, not dramatic transformation. Small, consistent actions compound into significant long-term health improvements! 🌟
Focus Areas: Diet, Exercise, Stress Management
Overall Goal: Establish foundational healthy habits for long-term well-being.
Week 1: Building Awareness & Small Wins
Diet:
Exercise:
Stress Management:
Week 2: Increasing Intensity & Consistency
Diet:
Exercise:
Stress Management:
Week 3: Expanding Variety & Challenging Yourself
Diet:
Exercise:
Stress Management:
Week 4: Solidifying Habits & Planning for the Future
Diet:
Exercise:
Stress Management:
Important Note: This is a general plan. Listen to your body and adjust accordingly. If you have any underlying health conditions, consult with a healthcare professional before making significant changes to your diet or exercise routine. Celebrate your successes and be patient with yourself throughout the process. This is a journey, not a race.
Design a clean SVG logo for a fictional brand.
Create a super simple, playable rhythm game.